1&period; telephone keypad&comma;a music player2&period; the phone listening to music button&comma;play the next song3&period; control the volume size&period;4&period; music play &sol;pause button5&period; the horn6&period; the microphone

Bluetooth operating introductions&semi;1&comma; Bluetooth pairing&comma;often according to the host on the phone to open the Bluetooth Bluetooth host power button&comma;power on using a mobile phone to search XN&comma; pairing2&comma; Open the mobile phone music player&comma;the music file playback